CONFIRMED EXOPLANET
·
Gas Giant
HD 128717 b
Orbits Host Star: HD 128717
· Distance: 240.200 Light-Years (73.636 pc)
Planetary Radius
12.100 R⊕
Planetary Mass
6293.002 M⊕
Surface Gravity
42.98 g / g⊕
Equilibrium Temp
152K (-121°C / -186°F)
Orbital Period
3420 days
Discovery Year
2025 (Astrometry)
Habitability Assessment
❄️ Cryogenic Regime: At 152 K (-121°C / -186°F), surface volatiles would be frozen in a permanent snowball state without substantial internal geothermal or tidal heating.
Discovery Facility: European Space Agency (ESA) Gaia Satellite.
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS